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AWS E330H vs. ACI-ASTM CK35MN Steel

Both AWS E330H and ACI-ASTM CK35MN steel are iron alloys. They have 85% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E330H and the bottom bar is ACI-ASTM CK35MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 11
40
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 690
650

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 5.4
5.9
Embodied Energy, MJ/kg 76
81
Embodied Water, L/kg 180
210

Common Calculations

PREN (Pitting Resistance) 17
48
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 3.2
3.3
Thermal Shock Resistance, points 19
14

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.035
Chromium (Cr), % 14 to 17
22 to 24
Copper (Cu), % 0 to 0.75
0 to 0.4
Iron (Fe), % 40.5 to 51.7
43.4 to 51.8
Manganese (Mn), % 1.0 to 2.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.75
6.0 to 6.8
Nickel (Ni), % 33 to 37
20 to 22
Nitrogen (N), % 0
0.21 to 0.32
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020